By 10:30 a.m. local time on Monday morning, the city of Houston had requested disaster declaration.

Richard Lopez and Allie Hairford-Siemens hold the reins of three horses as they lead them from the back of truck through flood water along Cypress Rosehill Rd. in Cypress, Texas on April 18, 2016.

Image: Melissa Phillip/Houston Chronicle/AP

As flood waters have covered roadways and more than 1,000 homes have reportedly flooded, authorities have responded to more than 1,200 flooding emergency — and that number is rising along with the flood waters.

Kaicee Crowley walks through floodwaters to get belongings out of her stranded car on April 18, 2016.

Image: Karen Warren/Houston Chronicle/AP

The heavy rains caused rivers and creeks to rise, and prevented the low-lying cities drainage system from clearing water fast enough to spare homes from flooding. Reports indicate that the flooding in some spots is comparable, if not worse than, flooding that occurred during Tropical Storm Allison in 2001.

A resident carries her dog through floodwaters.

Image: David J. Phillip/AP

Image: David J. Phillip/Ap

Traffic works its way northbound on I-45 North at Quitman as White Oak Bayou comes over its banks Monday, April 18, 2016.

Image: Karen Warren/Houston Chronicle /AP

Image: David J. Phillip/ap

Michael Pinedo lifts an infant as he helps a family evacuate their apartment surrounded by floodwaters on April 18, 2016.

Image: David J. Phillip/AP

Josh Ludy carries belongings out of his flooded house in the Timber Lakes Timber Ridge subdivision on April 18, 2016, in The Woodlands Texas.

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